diff --git a/infra/binder/src/main/java/org/apache/shardingsphere/infra/binder/segment/combine/CombineSegmentBinder.java b/infra/binder/src/main/java/org/apache/shardingsphere/infra/binder/segment/combine/CombineSegmentBinder.java
index cc76a637d8a31..d2e83429fe8e4 100644
--- a/infra/binder/src/main/java/org/apache/shardingsphere/infra/binder/segment/combine/CombineSegmentBinder.java
+++ b/infra/binder/src/main/java/org/apache/shardingsphere/infra/binder/segment/combine/CombineSegmentBinder.java
@@ -46,8 +46,8 @@ public static CombineSegment bind(final CombineSegment segment, final SQLStateme
         ShardingSphereMetaData metaData = statementBinderContext.getMetaData();
         String currentDatabaseName = statementBinderContext.getCurrentDatabaseName();
         Map<String, TableSegmentBinderContext> externalTableBinderContexts = statementBinderContext.getExternalTableBinderContexts();
-        SelectStatement boundedLeftSelect = new SelectStatementBinder().bindWithExternalTableContexts(segment.getLeft().getSelect(), metaData, currentDatabaseName, externalTableBinderContexts);
-        SelectStatement boundedRightSelect = new SelectStatementBinder().bindWithExternalTableContexts(segment.getRight().getSelect(), metaData, currentDatabaseName, externalTableBinderContexts);
+        SelectStatement boundedLeftSelect = new SelectStatementBinder().bind(segment.getLeft().getSelect(), metaData, currentDatabaseName, externalTableBinderContexts);
+        SelectStatement boundedRightSelect = new SelectStatementBinder().bind(segment.getRight().getSelect(), metaData, currentDatabaseName, externalTableBinderContexts);
         SubquerySegment boundedLeft = new SubquerySegment(segment.getLeft().getStartIndex(), segment.getLeft().getStopIndex(), segment.getLeft().getText());
         boundedLeft.setSelect(boundedLeftSelect);
         boundedLeft.setSubqueryType(segment.getLeft().getSubqueryType());
diff --git a/infra/binder/src/main/java/org/apache/shardingsphere/infra/binder/statement/SQLStatementBinder.java b/infra/binder/src/main/java/org/apache/shardingsphere/infra/binder/statement/SQLStatementBinder.java
index a6fc368f2c577..54280df826ed5 100644
--- a/infra/binder/src/main/java/org/apache/shardingsphere/infra/binder/statement/SQLStatementBinder.java
+++ b/infra/binder/src/main/java/org/apache/shardingsphere/infra/binder/statement/SQLStatementBinder.java
@@ -28,12 +28,12 @@
 public interface SQLStatementBinder<T extends SQLStatement> {
     
     /**
-     * Bind SQL statement with metadata.
+     * Bind SQL statement.
      *
      * @param sqlStatement SQL statement
      * @param metaData meta data
      * @param currentDatabaseName current database name
-     * @return bounded SQL statement
+     * @return bound SQL statement
      */
     T bind(T sqlStatement, ShardingSphereMetaData metaData, String currentDatabaseName);
 }
diff --git a/infra/binder/src/main/java/org/apache/shardingsphere/infra/binder/statement/dml/SelectStatementBinder.java b/infra/binder/src/main/java/org/apache/shardingsphere/infra/binder/statement/dml/SelectStatementBinder.java
index 66b8867e762b9..a663d2f6945b4 100644
--- a/infra/binder/src/main/java/org/apache/shardingsphere/infra/binder/statement/dml/SelectStatementBinder.java
+++ b/infra/binder/src/main/java/org/apache/shardingsphere/infra/binder/statement/dml/SelectStatementBinder.java
@@ -41,6 +41,35 @@
  */
 public final class SelectStatementBinder implements SQLStatementBinder<SelectStatement> {
     
+    /**
+     * Bind correlate subquery select statement.
+     *
+     * @param sqlStatement subquery select statement
+     * @param metaData meta data
+     * @param currentDatabaseName current database name
+     * @param outerTableBinderContexts outer select statement table binder contexts
+     * @param externalTableBinderContexts external table binder contexts
+     * @return bounded correlate subquery select statement
+     */
+    public SelectStatement bindCorrelateSubquery(final SelectStatement sqlStatement, final ShardingSphereMetaData metaData, final String currentDatabaseName,
+                                                 final Map<String, TableSegmentBinderContext> outerTableBinderContexts, final Map<String, TableSegmentBinderContext> externalTableBinderContexts) {
+        return bind(sqlStatement, metaData, currentDatabaseName, outerTableBinderContexts, externalTableBinderContexts);
+    }
+    
+    /**
+     * Bind with external table contexts.
+     *
+     * @param statement select statement
+     * @param metaData meta data
+     * @param currentDatabaseName current database name
+     * @param externalTableContexts external table contexts
+     * @return select statement
+     */
+    public SelectStatement bind(final SelectStatement statement, final ShardingSphereMetaData metaData, final String currentDatabaseName,
+                                final Map<String, TableSegmentBinderContext> externalTableContexts) {
+        return bind(statement, metaData, currentDatabaseName, Collections.emptyMap(), externalTableContexts);
+    }
+    
     @Override
     public SelectStatement bind(final SelectStatement sqlStatement, final ShardingSphereMetaData metaData, final String currentDatabaseName) {
         return bind(sqlStatement, metaData, currentDatabaseName, Collections.emptyMap(), Collections.emptyMap());
@@ -77,33 +106,4 @@ private SelectStatement copy(final SelectStatement sqlStatement) {
         result.getCommentSegments().addAll(sqlStatement.getCommentSegments());
         return result;
     }
-    
-    /**
-     * Bind correlate subquery select statement.
-     *
-     * @param sqlStatement subquery select statement
-     * @param metaData meta data
-     * @param currentDatabaseName current database name
-     * @param outerTableBinderContexts outer select statement table binder contexts
-     * @param externalTableBinderContexts external table binder contexts
-     * @return bounded correlate subquery select statement
-     */
-    public SelectStatement bindCorrelateSubquery(final SelectStatement sqlStatement, final ShardingSphereMetaData metaData, final String currentDatabaseName,
-                                                 final Map<String, TableSegmentBinderContext> outerTableBinderContexts, final Map<String, TableSegmentBinderContext> externalTableBinderContexts) {
-        return bind(sqlStatement, metaData, currentDatabaseName, outerTableBinderContexts, externalTableBinderContexts);
-    }
-    
-    /**
-     * Bind with external table contexts.
-     *
-     * @param statement select statement
-     * @param metaData meta data
-     * @param currentDatabaseName current database name
-     * @param externalTableContexts external table contexts
-     * @return select statement
-     */
-    public SelectStatement bindWithExternalTableContexts(final SelectStatement statement, final ShardingSphereMetaData metaData, final String currentDatabaseName,
-                                                         final Map<String, TableSegmentBinderContext> externalTableContexts) {
-        return bind(statement, metaData, currentDatabaseName, Collections.emptyMap(), externalTableContexts);
-    }
 }